What is CVE-2026-71189?

CVE-2026-71189 is a low-severity vulnerability in Toptech Systems Tms7, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-09-29.

How severe is CVE-2026-71189?

Low severity. CVSS v3 base score is 3.5 out of 10.

XSS in Toptech Systems Tms7

CVE-2026-71189

An attacker can construct a request that, if issued by another application user, will cause JavaScript code supplied by the attacker to execute within the user's browser in the context of that user's session with the application.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-09-29.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Toptech Systems Tms7 — versions 7.6.3
Toptech Systems Tophat — versions 7.6.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-71189?: CVE-2026-71189 is a low-severity vulnerability in Toptech Systems Tms7, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-09-29.
How severe is CVE-2026-71189?: Low severity. CVSS v3 base score is 3.5 out of 10.